From: Vladimir Oltean <olteanv@gmail.com>
To: Frank Li <Frank.Li@nxp.com>
Cc: Mark Brown <broonie@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
imx@lists.linux.dev
Subject: Re: [PATCH v3 1/3] spi: fsl-dspi: use common proptery 'spi-cs-setup(hold)-delay-ns'
Date: Fri, 21 Jun 2024 14:26:00 +0300 [thread overview]
Message-ID: <20240621112600.sshdjicucwtigq64@skbuf> (raw)
In-Reply-To: <20240620-ls_qspi-v3-1-1a2afcf417e4@nxp.com>
Typo in title: property
On Thu, Jun 20, 2024 at 12:58:27PM -0400, Frank Li wrote:
> Use SPI common DT binding properties 'spi-cs-setup-delay-ns' and
> 'spi-cs-hold-delay-ns'. If these properties do not exist, fall back to
> legacy 'fsl,spi-cs-sck-delay' and 'fsl,spi-sck-cs-delay'.
>
> Signed-off-by: Frank Li <Frank.Li@nxp.com>
> ---
> drivers/spi/spi-fsl-dspi.c | 14 +++++++++-----
> 1 file changed, 9 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c
> index 0a2730cd07c6a..7c1f8af9d215e 100644
> --- a/drivers/spi/spi-fsl-dspi.c
> +++ b/drivers/spi/spi-fsl-dspi.c
> @@ -1018,11 +1018,15 @@ static int dspi_setup(struct spi_device *spi)
> pdata = dev_get_platdata(&dspi->pdev->dev);
>
> if (!pdata) {
> - of_property_read_u32(spi->dev.of_node, "fsl,spi-cs-sck-delay",
> - &cs_sck_delay);
> -
> - of_property_read_u32(spi->dev.of_node, "fsl,spi-sck-cs-delay",
> - &sck_cs_delay);
> + cs_sck_delay = spi_delay_to_ns(&spi->cs_setup, NULL);
> + if (!cs_sck_delay)
> + of_property_read_u32(spi->dev.of_node, "fsl,spi-cs-sck-delay",
> + &cs_sck_delay);
> +
> + sck_cs_delay = spi_delay_to_ns(&spi->cs_hold, NULL);
> + if (!sck_cs_delay)
> + of_property_read_u32(spi->dev.of_node, "fsl,spi-sck-cs-delay",
> + &sck_cs_delay);
Keep the 80 character line limit please.
next prev parent reply other threads:[~2024-06-21 11:26 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-20 16:58 [PATCH v3 0/3] spi: fsl-dspi: Convert to yaml format and use common SPI property Frank Li
2024-06-20 16:58 ` [PATCH v3 1/3] spi: fsl-dspi: use common proptery 'spi-cs-setup(hold)-delay-ns' Frank Li
2024-06-21 1:28 ` Peng Fan
2024-06-21 10:22 ` Vladimir Oltean
2024-06-21 11:26 ` Vladimir Oltean [this message]
2024-06-20 16:58 ` [PATCH v3 2/3] spi: dt-bindings: fsl-dspi: Convert to yaml format Frank Li
2024-06-21 12:42 ` Vladimir Oltean
2024-06-21 14:39 ` Frank Li
2024-06-21 14:47 ` Vladimir Oltean
2024-06-20 16:58 ` [PATCH v3 3/3] arm64: dts: fsl-ls1043a-rdb: use common spi-cs-setup(hold)-delay-ns Frank Li
2024-06-21 12:54 ` Vladimir Oltean
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